Calorimetric studies of chalcogenide glasses in the system Se-SO. El-Shazly, T. Ramadan, N. El-Anany, H. A. Motaweh and E. F. El-WahidyEur. Phys. J. AP, 13 3 (2001) 161-165DOI: https://doi.org/10.1051/epjap:2001129